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Finding the Fourth Proportional to 463,374.93, 695,164.28 and 263,788.77

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Solution

The fourth proportional to 463,374.93, 695,164.28 and 263,788.77 is: 395,741.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,374.93 : 695,164.28 = 263,788.77 : x
  2. Step 2: Convert to fraction form
    463,374.93/695,164.28 = 263,788.77/x
  3. Step 3: Cross multiply
    463,374.93x = 695,164.28 × 263,788.77
  4. Step 4: Simplify right side
    463,374.93x = 183,376,529,050.19
  5. Step 5: Solve for x
    x = 183,376,529,050.19/463,374.93
  6. Step 6: Final answer
    x = 395,741.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.